Q: What are the prime factors of the number 272,203,250?

 A: 2, 5, 11, 31, 103

Why are those the prime factors of the number 272,203,250?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 272,203,250

272,203,250
Factor Arrows
2136,101,625
Factor Arrows
527,220,325
Factor Arrows
55,444,065
Factor Arrows
51,088,813
Factor Arrows
1198,983
Factor Arrows
313,193
Factor Arrows
31103

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 5, 11, 31, 103

We can check our work by multiplying all of the prime factors together: 2 x 5 x 5 x 5 x 11 x 31 x 31 x 103 = 272,203,250

This can also be written as 21 x 53 x 111 x 312 x 1031 = 272,203,250

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


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